1. To prevent a friend (male or female) or associate from attending a physics symposium.

2. Any such attempt to prevent a friend or associate from going to a physics symposium.
1. Damn, Johnny just totally quarkblocked his roommate. Ass.

2. OK, Isaac's headed toward the door with some notes on particle physics and our Halo scrim is on in fifteen minutes. We're going to have to attempt a quarkblock.
by marblewonder January 29, 2009
Get the quarkblock mug.